No | Pattern | Freq | Relations |
---|---|---|---|
1 | have been used for many [noun] | 13 | |
2 | have [been] used for many [noun pl] | 13 | |
3 | have [been] used for many years | 11 | |
4 | have [been] used for many year | 11 | |
5 | has [been] used for many [noun] | 8 |
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